Cocaine all over your paper money? - Short Sharp Science - New Scientist

Cocaine all over your dollar bills? - Short Sharp Science - New Scientist
Here are Country-by-country, city-by-city results of his US team's study. Mainly US based, they also looked at banknotes from Brazil, China and Japan.

* Detroit, MI - 100 %
* Boston, MA - 100%
* Cambridge, MA - 100 %
* Providence, RI - 80 %
* Miami, FL - 100 %
* Los Angeles, CA - 100 %
* Niagara Falls, NY - 67 %
* Washington, D.C. - 95 %
* Salt Lake City, UT - 77%
* Toronto, Canada - 88%
* Brasilia, Brazil - 75 %
* Sao Paulo, Brazil - 100%
* Tokyo, Japan - 20%
* Kyoto, Japan - 10%
* Shanghai, China - 0%
* Beijing, China - 20%

Surprise, surpsrise! Looks like the US has the biggest problem.

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